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Articles 14611 - 14640 of 15139
Full-Text Articles in Medical Specialties
Enalapril In Infants With Single Ventricle: Results Of A Multicenter Randomized Trial., Daphne T. Hsu, Victor Zak, Lynn Mahony, Lynn A. Sleeper, Andrew M. Atz, Jami C. Levine, Piers C. Barker, Chitra Ravishankar, Brian W. Mccrindle, Richard V. Williams, Karen Altmann, Nancy S. Ghanayem, Renee Margossian, Wendy K. Chung, William L. Border, Gail D. Pearson, Mario P. Stylianou, Seema Mital, Pediatric Heart Network Investigators, Girish S. Shirali
Enalapril In Infants With Single Ventricle: Results Of A Multicenter Randomized Trial., Daphne T. Hsu, Victor Zak, Lynn Mahony, Lynn A. Sleeper, Andrew M. Atz, Jami C. Levine, Piers C. Barker, Chitra Ravishankar, Brian W. Mccrindle, Richard V. Williams, Karen Altmann, Nancy S. Ghanayem, Renee Margossian, Wendy K. Chung, William L. Border, Gail D. Pearson, Mario P. Stylianou, Seema Mital, Pediatric Heart Network Investigators, Girish S. Shirali
Manuscripts, Articles, Book Chapters and Other Papers
BACKGROUND: Angiotensin-converting enzyme inhibitor therapy improves clinical outcome and ventricular function in adults with heart failure. Infants with single-ventricle physiology have poor growth and are at risk for abnormalities in ventricular systolic and diastolic function. The ability of angiotensin-converting enzyme inhibitor therapy to preserve ventricular function and improve somatic growth and outcomes in these infants is unknown.
METHODS AND RESULTS: The Pediatric Heart Network conducted a double-blind trial involving 230 infants with single-ventricle physiology randomized to receive enalapril (target dose 0.4 mg . kg(-1) . d(-1)) or placebo who were followed up until 14 months of age. The primary end …
The Role Of Gender In Single Vs Married Individuals With Bipolar Disorder., Daniel Z Lieberman, Suena H Massey, Frederick K Goodwin
The Role Of Gender In Single Vs Married Individuals With Bipolar Disorder., Daniel Z Lieberman, Suena H Massey, Frederick K Goodwin
Psychiatry and Behavioral Sciences Faculty Publications
BACKGROUND: Despite the importance of marriage as a source of social support, it has been largely neglected in studies of bipolar disorder; and differential effects on men and women have not been explored.
METHODS: Data on episodes of depression, mania, and mixed states were collected for the previous 2 years from a sample of 282 bipolar individuals using the National Institute of Mental Health Life Chart Methodology.
RESULTS: Effects unique to women included the following: Bipolar women were significantly more likely to be married. Married women had fewer episodes of depression during the past 2 years than never-married women, and …
A Randomized Comparison Of Online And Paper Mood Charts For People With Bipolar Disorder., Daniel Z Lieberman, Tammas F Kelly, Lanny Douglas, Frederick K Goodwin
A Randomized Comparison Of Online And Paper Mood Charts For People With Bipolar Disorder., Daniel Z Lieberman, Tammas F Kelly, Lanny Douglas, Frederick K Goodwin
Psychiatry and Behavioral Sciences Faculty Publications
BACKGROUND: Longitudinal mood instability is the essential feature of bipolar disorder, however most rating scales are cross sectional in nature, and focus on acute symptoms. By contrast, the NIMH Life Chart Methodology (LCM) characterizes in detail the severity, duration, and frequency of mood episodes. Adherence to daily rating, however, tends to be low. In this study an online version of the LCM, designed to enhance adherence, was compared to the standard paper version.
METHODS: Patients from a mood disorders specialty clinic were randomized to the standard LCM or an online, open-source adaptation. The online version used hypertext links embedded in …
Tubercular Pancreatic Abscess Presenting As Fever And Cystic Pancreatic Lesion With Endoscopic Management., Jonathan M. Fenkel, Maya Spodik, Bheema S. Singu, Anthony Infantolino, Sandeep P. Deshmukh, David E. Loren
Tubercular Pancreatic Abscess Presenting As Fever And Cystic Pancreatic Lesion With Endoscopic Management., Jonathan M. Fenkel, Maya Spodik, Bheema S. Singu, Anthony Infantolino, Sandeep P. Deshmukh, David E. Loren
Division of Gastroenterology and Hepatology Faculty Papers
Isolated pancreatic tuberculosis is a rare presentation of tubercular infection. There are few reported cases of pancreatic tuberculosis diagnosed by endoscopic ultrasound with fine-needle aspiration (EUS FNA), though EUS is often used in the evaluation of pancreatic cystic lesions. We present a case of a tubercular pancreatic abscess presenting as a cystic lesion in a patient with undiagnosed immunodeficiency. The abscess was aspirated by EUS FNA and treated with endoscopic drainage and anti-mycobacterial medications.
Human Papillomavirus And Survival Of Patients With Oropharyngeal Cancer., K Kian Ang, Jonathan Harris, Richard Wheeler, Randal Weber, David I Rosenthal, Phuc Felix Nguyen-Tân, William H Westra, Christine H Chung, Richard C Jordan, Charles Lu, Harold Kim, Rita S. Axelrod, Md, C Craig Silverman, Kevin P Redmond, Maura L Gillison
Human Papillomavirus And Survival Of Patients With Oropharyngeal Cancer., K Kian Ang, Jonathan Harris, Richard Wheeler, Randal Weber, David I Rosenthal, Phuc Felix Nguyen-Tân, William H Westra, Christine H Chung, Richard C Jordan, Charles Lu, Harold Kim, Rita S. Axelrod, Md, C Craig Silverman, Kevin P Redmond, Maura L Gillison
Jefferson Hospital Staff Papers and Presentations
BACKGROUND: Oropharyngeal squamous-cell carcinomas caused by human papillomavirus (HPV) are associated with favorable survival, but the independent prognostic significance of tumor HPV status remains unknown.
METHODS: We performed a retrospective analysis of the association between tumor HPV status and survival among patients with stage III or IV oropharyngeal squamous-cell carcinoma who were enrolled in a randomized trial comparing accelerated-fractionation radiotherapy (with acceleration by means of concomitant boost radiotherapy) with standard-fractionation radiotherapy, each combined with cisplatin therapy, in patients with squamous-cell carcinoma of the head and neck. Proportional-hazards models were used to compare the risk of death among patients with HPV-positive …
Postoperative Complications Of Powered Intracapsular Tonsillectomy And Monopolar Electrocautery Tonsillectomy In Teens Versus Adults., Douglas R Johnston, Michael Gaslin, Maurits Boon, Edmund Pribitkin, David Rosen
Postoperative Complications Of Powered Intracapsular Tonsillectomy And Monopolar Electrocautery Tonsillectomy In Teens Versus Adults., Douglas R Johnston, Michael Gaslin, Maurits Boon, Edmund Pribitkin, David Rosen
Department of Otolaryngology - Head and Neck Surgery Faculty Papers
OBJECTIVES: This study was performed to determine whether teens have different rates of posttonsillectomy hemorrhage, admission for dehydration, or recurrent tonsillitis compared to adults. Specifically, these parameters were compared within two groups: patients who underwent powered intracapsular tonsillectomy (PIT) and those who underwent monopolar electrocautery tonsillectomy (MET).
METHODS: In a retrospective review of 579 patients at least 12 years of age from January 2000 to July 2006 in a tertiary referral center, outcome measures of reoperation for hemorrhage, readmission or emergency room visit for dehydration, and postoperative tonsillitis were compared for 200 patients 12 to 19 years of age and …
White Matter Diffusion Alterations In Normal Women At Risk Of Alzheimer's Disease, Charles D. Smith, Himachandra Chebrolu, Anders H. Andersen, David A. Powell, Mark A. Lovell, Shuling Xiong, Brian T. Gold
White Matter Diffusion Alterations In Normal Women At Risk Of Alzheimer's Disease, Charles D. Smith, Himachandra Chebrolu, Anders H. Andersen, David A. Powell, Mark A. Lovell, Shuling Xiong, Brian T. Gold
Neurology Faculty Publications
Increased white matter mean diffusivity and decreased fractional anisotropy (FA) has been observed in subjects diagnosed with mild cognitive impairment (MCI) and Alzheimer's disease (AD). We sought to determine whether similar alterations of white matter occur in normal individuals at risk of AD. Diffusion tensor images were acquired in 42 cognitively normal right-handed women with both a family history of dementia and at least one apolipoprotein E4 allele. These were compared with images from 23 normal women without either AD risk factor. Group analyses were performed using tract-based spatial statistics. Reduced FA was observed in the fronto-occipital and inferior temporal …
Hypertension In Children And Adolescents: Epidemiology And Natural History., Bonita Falkner
Hypertension In Children And Adolescents: Epidemiology And Natural History., Bonita Falkner
Department of Medicine Faculty Papers
Primary hypertension is detectable in children and adolescents and, as in adults, is associated with a positive family history of hypertension, obesity, and life-style factors. Owing to the well-established childhood obesity epidemic, the population prevalence of high blood pressure (BP) in the young is increasing. Hypertension in childhood is commonly associated with other cardiovascular risk factors as well as obesity. Although death and cardiovascular disability do not occur in hypertensive children, intermediate markers of target organ damage, such as left ventricular hypertrophy, thickening of the carotid vessel wall, retinal vascular changes, and even subtle cognitive changes, are detectable in children …
Updating The Dermatologic Nomenclature: Names That Are Good Or Bad., Lawrence Charles Parish, Joseph A. Witkowski
Updating The Dermatologic Nomenclature: Names That Are Good Or Bad., Lawrence Charles Parish, Joseph A. Witkowski
Department of Dermatology and Cutaneous Biology Faculty Papers
Dermatology probably has the largest vocabulary of any of the medical specialties,1 a statement to which we can attest when we reviewed aspects of the Dermatology Lexicon project. Some terms are derived from the Latin or Greek and present spelling problems to all but a select few. Examples include acrokeratosis verruciformis and pterigium. Other diseases carry names that are such a mouthful that few can call them out without the interruption of breathing. These might include erosio interdigitalis blastomycetica and dermatitis exudative discoid and lichenoid of Sulzberger and Garbe. No wonder the former is now referred to simply as …
Anti-Hiv Activity In Cervical-Vaginal Secretions From Hiv-Positive And -Negative Women Correlate With Innate Antimicrobial Levels And Igg Antibodies, Mimi Ghosh, John V. Fahey, Zheng Shen, Timothy Lahey, Susan Cu-Uvin, Zhijin Wu, Kenneth Mayer, Peter F. Wright, John C. Kappes, Christina Ochsenbauer, Charles R. Wira
Anti-Hiv Activity In Cervical-Vaginal Secretions From Hiv-Positive And -Negative Women Correlate With Innate Antimicrobial Levels And Igg Antibodies, Mimi Ghosh, John V. Fahey, Zheng Shen, Timothy Lahey, Susan Cu-Uvin, Zhijin Wu, Kenneth Mayer, Peter F. Wright, John C. Kappes, Christina Ochsenbauer, Charles R. Wira
Dartmouth Scholarship
Background: We investigated the impact of antimicrobials in cervicovaginal lavage (CVL) from HIV(+) and HIV(2) women on target cell infection with HIV. Since female reproductive tract (FRT) secretions contain a spectrum of antimicrobials, we hypothesized that CVL from healthy HIV(+) and (2) women inhibit HIV infection.
Methodology/Principal Findings: CVL from 32 HIV(+) healthy women with high CD4 counts and 15 healthy HIV(2) women were collected by gently washing the cervicovaginal area with 10 ml of sterile normal saline. Following centrifugation, anti- HIV activity in CVL was determined by incubating CVL with HIV prior to addition to TZM-bl cells. Antimicrobials and …
High-Throughput Experimental Studies To Identify Mirna Targets Directly, With Special Focus On The Mammalian Brain, Peter T. Nelson, Marianthi Kiriakidou, Zissimos Mourelatos, Grace S. Tan, Mary H. Jennings, Kevin Xie, Wang-Xia Wang
High-Throughput Experimental Studies To Identify Mirna Targets Directly, With Special Focus On The Mammalian Brain, Peter T. Nelson, Marianthi Kiriakidou, Zissimos Mourelatos, Grace S. Tan, Mary H. Jennings, Kevin Xie, Wang-Xia Wang
Pathology and Laboratory Medicine Faculty Publications
We review the pertinent literature on methods used in high-throughput experimental identification of microRNA (miRNA) "targets" with emphasis on neurochemical studies. miRNAs are short regulatory noncoding RNAs that play important roles in the mammalian brain. The functions of miRNAs are related to their binding of RNAs including mRNAs. Since mammalian miRNAs tend to bind to target mRNAs via imperfect complementarity, understanding exactly which target mRNAs are recognized by which specific miRNAs is a challenge. Based on early experimental evidence, a set of "binding rules" for miRNAs has been described. These have focused on the 5' "seed" region of miRNAs binding …
Vampirism, Vampire Cults And The Teenager Of Today, Megan White, Hatim A. Omar
Vampirism, Vampire Cults And The Teenager Of Today, Megan White, Hatim A. Omar
Pediatrics Faculty Publications
The aim of this paper is to summarize the limited literature on clinical vampirism, vampire cults and the involvement of adolescents in vampire-like behavior. The various definitions of clinical vampirism are outlined and the emergence of vampire cults from Gothic culture is examined. Further, the clinical features of cult behavior, the attraction to cults, the risk factors for cult involvement, and the clinical management of cult members are discussed. Additionally, vampire popular media is briefly introduced and a case study presented.
Defining And Measuring The Patient-Centered Medical Home., Kurt C Stange, Paul A Nutting, William L Miller, Carlos R Jaén, Benjamin F Crabtree, Susan A Flocke, James M Gill
Defining And Measuring The Patient-Centered Medical Home., Kurt C Stange, Paul A Nutting, William L Miller, Carlos R Jaén, Benjamin F Crabtree, Susan A Flocke, James M Gill
Department of Family & Community Medicine Faculty Papers
The patient-centered medical home (PCMH) is four things: 1) the fundamental tenets of primary care: first contact access, comprehensiveness, integration/coordination, and relationships involving sustained partnership; 2) new ways of organizing practice; 3) development of practices' internal capabilities, and 4) related health care system and reimbursement changes. All of these are focused on improving the health of whole people, families, communities and populations, and on increasing the value of healthcare. The value of the fundamental tenets of primary care is well established. This value includes higher health care quality, better whole-person and population health, lower cost and reduced inequalities compared to …
Multiport Minimally Invasive Skull Base Surgery: How Many Ports Are Too Many?, Yaron A. Moshel, Theodore H. Schwartz
Multiport Minimally Invasive Skull Base Surgery: How Many Ports Are Too Many?, Yaron A. Moshel, Theodore H. Schwartz
Department of Neurosurgery Faculty Papers
Surgical access to the ventral skull base has evolved considerably over the past several years with the introduction of minimally invasive endoscopic and endoscope-assisted approaches. The accompanying manuscript by Ciporen et al. demonstrates an addition to this growing body of literature in their description of the feasibility of multiportal endoscopic approaches to the skull base, particularly the precaruncular transorbital approach, in a series of cadaver dissections. Similar to laparoscopic abdominal surgery, which utilizes multiple small ports to improve visualization and manipulation, they envision a modular combination of approaches that allows an endoscope to be placed in one port and surgery …
Initial Experience With A Miniaturized Multiplane Transesophageal Probe In Small Infants Undergoing Cardiac Operations., Sinai C. Zyblewski, Girish S. Shirali, Geoffrey A. Forbus, Tain-Yen Hsia, Scott M. Bradley, Andrew M. Atz, Meryl S. Cohen, Eric M. Graham
Initial Experience With A Miniaturized Multiplane Transesophageal Probe In Small Infants Undergoing Cardiac Operations., Sinai C. Zyblewski, Girish S. Shirali, Geoffrey A. Forbus, Tain-Yen Hsia, Scott M. Bradley, Andrew M. Atz, Meryl S. Cohen, Eric M. Graham
Manuscripts, Articles, Book Chapters and Other Papers
PURPOSE: There has been reluctance to use intraoperative transesophageal echocardiography (TEE) in small infants. We assessed the utility and safety of a new miniaturized multiplane micro-TEE probe in small infants undergoing cardiac operations.
DESCRIPTION: Hemodynamic and ventilation variables were prospectively recorded before and after micro-TEE insertion and removal in infants weighing 5 kg or less undergoing cardiac operations.
EVALUATION: The study included 42 patients with a mean weight of 3.6 +/- 0.9 kg (range, 1.7 to 5 kg). All probe insertions were successful. There were no complications or clinically significant changes in hemodynamic or ventilation variables. Information provided by TEE …
Splenic Infarction: An Update On William Osler's Observations., Yaacov R Lawrence, Ma Mbbs Mrcp, Russell Pokroy, Mb Bch, Daniel Berlowitz, Mb Bch, Dvora Aharoni, Md, Daniel Hain, Md, Gabriel S Breuer, Md
Splenic Infarction: An Update On William Osler's Observations., Yaacov R Lawrence, Ma Mbbs Mrcp, Russell Pokroy, Mb Bch, Daniel Berlowitz, Mb Bch, Dvora Aharoni, Md, Daniel Hain, Md, Gabriel S Breuer, Md
Department of Radiation Oncology Faculty Papers
BACKGROUND: Osler taught that splenic infarction presents with left upper abdominal quadrant pain, tenderness and swelling accompanied by a peritoneal friction rub. Splenic infarction is classically associated with bacterial endocarditis and sickle cell disease.
OBJECTIVES: To describe the contemporary experience of splenic infarction.
METHODS: We conducted a chart review of inpatients diagnosed with splenic infarction in a Jerusalem hospital between 1990 and 2003.
RESULTS: We identified 26 cases with a mean age of 52 years. Common causes were hematologic malignancy (six cases) and intracardiac thrombus (five cases). Only three cases were associated with bacterial endocarditis. In 21 cases the splenic …
A Direct Role For Secretory Phospholipase A2 And Lyso-Phosphatidylcholine In The Mediation Of Lipopolysaccharide-Induced Gastric Injury, Elizabeth J Dial, Duy M Tran, Jimmy J Romero, Mayssa Zayat, Lenard M Lichtenberger
A Direct Role For Secretory Phospholipase A2 And Lyso-Phosphatidylcholine In The Mediation Of Lipopolysaccharide-Induced Gastric Injury, Elizabeth J Dial, Duy M Tran, Jimmy J Romero, Mayssa Zayat, Lenard M Lichtenberger
Faculty, Staff and Student Publications
Endotoxemia from sepsis can injure the gastrointestinal tract through mechanisms that have not been fully elucidated. We have shown that LPS induces an increase in gastric permeability in parallel with the luminal appearance of secretory phospholipase A2 (sPLA2) and its product, lysophosphatidylcholine (lyso-PC). We proposed that sPLA2 acted on the gastric hydrophobic barrier, composed primarily of phosphatidylcholine (PC), to degrade it and produce lyso-PC, an agent that is damaging to the mucosa. In the present study, we have tested whether lyso-PC and/or sPLA2 have direct damaging effects on the hydrophobic barriers of synthetic and mucosal surfaces. Rats were administered LPS …
Progressive Regression Of Left Ventricular Hypertrophy Two Years After Bariatric Surgery, Mohamed F Algahim, Thomas R Lux, Joshua G Leichman, Anthony F Boyer, Charles C Miller, Susan T Laing, Erik B Wilson, Terry Scarborough, Sherman Yu, Brad Snyder, Carol Wolin-Riklin, Ursula G Kyle, Heinrich Taegtmeyer
Progressive Regression Of Left Ventricular Hypertrophy Two Years After Bariatric Surgery, Mohamed F Algahim, Thomas R Lux, Joshua G Leichman, Anthony F Boyer, Charles C Miller, Susan T Laing, Erik B Wilson, Terry Scarborough, Sherman Yu, Brad Snyder, Carol Wolin-Riklin, Ursula G Kyle, Heinrich Taegtmeyer
Faculty, Staff and Student Publications
BACKGROUND: Obesity is a systemic disorder associated with an increase in left ventricular mass and premature death and disability from cardiovascular disease. Although bariatric surgery reverses many of the hormonal and hemodynamic derangements, the long-term collective effects on body composition and left ventricular mass have not been considered before. We hypothesized that the decrease in fat mass and lean mass after weight loss surgery is associated with a decrease in left ventricular mass.
METHODS: Fifteen severely obese women (mean body mass index [BMI]: 46.7+/-1.7 kg/m(2)) with medically controlled hypertension underwent bariatric surgery. Left ventricular mass and plasma markers of systemic …
Assessment Of Epidermal Growth Factor Receptor (Egfr) Expression In Human Meningioma., A Gabriella Wernicke, Adam P Dicker, Michal Whiton, Jana Ivanidze, Terry Hyslop, Elizabeth H Hammond, Arie Perry, David W Andrews, Lawrence Kenyon
Assessment Of Epidermal Growth Factor Receptor (Egfr) Expression In Human Meningioma., A Gabriella Wernicke, Adam P Dicker, Michal Whiton, Jana Ivanidze, Terry Hyslop, Elizabeth H Hammond, Arie Perry, David W Andrews, Lawrence Kenyon
Kimmel Cancer Center Faculty Papers
PURPOSE: This study explores whether meningioma expresses epidermal growth factor receptor (EGFR) and determines if there is a correlation between the WHO grade of this tumor and the degree of EGFR expression.
METHODS: Following institutional review board approval, 113 meningioma specimens from 89 patients were chosen. Of these, 85 were used for final analysis. After a blinded review, immunohistochemical stains for EGFR were performed. Staining intensity (SI) was scored on a scale 0-3 (from no staining to strong staining). Staining percentage of immunoreactive cells (SP) was scored 1-5 (from the least to the maximum percent of the specimen staining). Immunohistochemical …
Thoracic Aortic Disease In Tuberous Sclerosis Complex: Molecular Pathogenesis And Potential Therapies In Tsc2+/- Mice, Jiumei Cao, Limin Gong, Dong-Chuan Guo, Ulrike Mietzsch, Shao-Qing Kuang, Callie S Kwartler, Hazim Safi, Anthony Estrera, Michael J Gambello, Dianna M Milewicz
Thoracic Aortic Disease In Tuberous Sclerosis Complex: Molecular Pathogenesis And Potential Therapies In Tsc2+/- Mice, Jiumei Cao, Limin Gong, Dong-Chuan Guo, Ulrike Mietzsch, Shao-Qing Kuang, Callie S Kwartler, Hazim Safi, Anthony Estrera, Michael J Gambello, Dianna M Milewicz
Faculty, Staff and Student Publications
Tuberous sclerosis complex (TSC) is a genetic disorder with pleiotropic manifestations caused by heterozygous mutations in either TSC1 or TSC2. One of the less investigated complications of TSC is the formation of aneurysms of the descending aorta, which are characterized on pathologic examination by smooth muscle cell (SMC) proliferation in the aortic media. SMCs were explanted from Tsc2(+/-) mice to investigate the pathogenesis of aortic aneurysms caused by TSC2 mutations. Tsc2(+/-) SMCs demonstrated increased phosphorylation of mammalian target of rapamycin (mTOR), S6 and p70S6K and increased proliferation rates compared with wild-type (WT) SMCs. Tsc2(+/-) SMCs also had reduced expression of …
In-Theater Peritoneal Dialysis For Combat-Related Renal Failure, Joseph S. Pina, Soraya Moghadam, Howard M. Cushner, Greg J. Beilman, Vivian C. Mcalister
In-Theater Peritoneal Dialysis For Combat-Related Renal Failure, Joseph S. Pina, Soraya Moghadam, Howard M. Cushner, Greg J. Beilman, Vivian C. Mcalister
Surgery Publications
BACKGROUND: Complications of renal failure may prevent timely evacuation of injured soldiers. Conventional renal replacement therapy is not available in forward surgical units. METHODS: Records of in-theater improvised peritoneal dialysis (IPD) in level III hospitals or forward surgical units in Iraq or Afghanistan were reviewed to determine the following: cause of renal failure and associated injuries; type of dialysate, peritoneal access, and exchange technique; and patient outcome. These data were used to propose method for IPD using commonly available materials. RESULTS: IPD is described in four patients. Abdominal or chest drains were used with either improvised dextrose-electrolyte solution or commercial …
Individual Micrornas (Mirnas) Display Distinct Mrna Targeting "Rules", Wang-Xia Wang, Bernard R. Wilfred, Kevin Xie, Mary H. Jennings, Yanling Hu, Arnold J. Stromberg, Peter T. Nelson
Individual Micrornas (Mirnas) Display Distinct Mrna Targeting "Rules", Wang-Xia Wang, Bernard R. Wilfred, Kevin Xie, Mary H. Jennings, Yanling Hu, Arnold J. Stromberg, Peter T. Nelson
Pathology and Laboratory Medicine Faculty Publications
MicroRNAs (miRNAs) guide Argonaute (AGO)-containing microribonucleoprotein (miRNP) complexes to target mRNAs.It has been assumed that miRNAs behave similarly to each other with regard to mRNA target recognition. The usual assumptions, which are based on prior studies, are that miRNAs target preferentially sequences in the 3'UTR of mRNAs,guided by the 5' "seed" portion of the miRNAs. Here we isolated AGO- and miRNA-containing miRNPs from human H4 tumor cells by co-immunoprecipitation (co-IP) with anti-AGO antibody. Cells were transfected with miR-107, miR-124,miR-128, miR-320, or a negative control miRNA. Co-IPed RNAs were subjected to downstream high-density Affymetrix Human Gene 1.0 ST microarray analyses using …
Endoscopic Repair Of High-Flow Cranial Base Defects Using A Bilayer Button., Adam J. Luginbuhl, Peter G. Campbell, James Evans, Marc Rosen
Endoscopic Repair Of High-Flow Cranial Base Defects Using A Bilayer Button., Adam J. Luginbuhl, Peter G. Campbell, James Evans, Marc Rosen
Department of Otolaryngology - Head and Neck Surgery Faculty Papers
OBJECTIVES/HYPOTHESIS: Repair of the skull base still begins with a direct repair of the dural defect. We present a new button closure for primary repair of the dura for high flow defects.
STUDY DESIGN: Retrospective review.
METHODS: We reviewed our 20 cases of primary button grafts and compared the results to the previous 20 high-flow open-cistern cerebrospinal fluid (CSF) cases. Subjects were excluded if they had no violation of the arachnoid space or potential for low-flow CSF leak. The button is constructed so that the inlay portion is at least 25% larger than the dural defect, and the onlay portion …
Basal Insulin Requirements On Continuous Subcutaneous Insulin Infusion During The First 12 Months After Diagnosis Of Type 1 Diabetes Mellitus., Neesha Ramchandani, Mary Kristine Ellis, Shobhit Jain, Sonal Bhandari, Henry Anhalt, Noel K. Maclaren, Svetlana Ten
Basal Insulin Requirements On Continuous Subcutaneous Insulin Infusion During The First 12 Months After Diagnosis Of Type 1 Diabetes Mellitus., Neesha Ramchandani, Mary Kristine Ellis, Shobhit Jain, Sonal Bhandari, Henry Anhalt, Noel K. Maclaren, Svetlana Ten
Manuscripts, Articles, Book Chapters and Other Papers
INTRODUCTION: While the endogenous first-phase insulin response has disappeared by the time of diagnosis of type 1 diabetes mellitus (T1DM), anecdotal evidence suggests that these patients can continue to have a second-phase insulin response during the first 12 months after diagnosis. We hypothesized that patients who are started on continuous subcutaneous insulin infusion (CSII) at the time of diagnosis of T1DM would have a lower basal insulin requirement than the 40-60% usually expected.
METHODS: We analyzed 38 patients with T1DM, age 9.9 +/- 6.4 years, 71% male, who were started on CSII within the first month of diagnosis.
RESULTS: Average …
The Assessment Of Disability Related To Vision Performance-Based Measure In Diabetic Retinopathy., Kevin J. Warrian, Luciano L. Lorenzana, Dara Lankaranian, Jyoti Dugar, Sheryl S. Wizov, George L. Spaeth
The Assessment Of Disability Related To Vision Performance-Based Measure In Diabetic Retinopathy., Kevin J. Warrian, Luciano L. Lorenzana, Dara Lankaranian, Jyoti Dugar, Sheryl S. Wizov, George L. Spaeth
Wills Eye Hospital Papers
PURPOSE: To validate a third-generation performance-based measure of visual function titled "Assessment of Disability Related to Vision" (ADREV) in a study population of patients with diabetic retinopathy.
DESIGN: Prospective, cross-sectional study.
METHODS: Patients with nonproliferative or proliferative diabetic retinopathy, free from ocular comorbidity, were recruited from a single institute and completed the ADREV, the 25-Item National Eye Institute Visual Functioning Questionnaire (VFQ-25), and a clinical ophthalmic examination. Correlation, regression, and bootstrap analysis were conducted to determine the relationship between ADREV scoring and each of the study's clinical and self-report measures of visual ability, while controlling for potential confounders.
RESULTS: Ninety-one …
Cocaine And The Heart., Suraj Maraj, Vincent M. Figueredo, M.D., D Lynn Morris
Cocaine And The Heart., Suraj Maraj, Vincent M. Figueredo, M.D., D Lynn Morris
Division of Cardiology Faculty Papers
The use of cocaine may be associated with either acute or chronic toxicity, and approximately 5% to 10% of emergency department visits in the United States are believed to be secondary to cocaine usage. Chest pain is the most common cocaine-related medical problem, leading to the evaluation of approximately 64,000 patients annually for possible myocardial infarction, of which approximately 57% are admitted to the hospital, resulting in an annual cost greater than $83 million. There is a plethora of cocaine-related cardiovascular complications, including acute myocardial ischemia and infarction, arrhythmias, sudden death, myocarditis, cardiomyopathy, hypertension, aortic ruptures, and endocarditis. There is …
Effect Of Indomethacin On Bile Acid-Phospholipid Interactions: Implication For Small Intestinal Injury Induced By Nonsteroidal Anti-Inflammatory Drugs, Yong Zhou, Elizabeth J Dial, Rand Doyen, Lenard M Lichtenberger
Effect Of Indomethacin On Bile Acid-Phospholipid Interactions: Implication For Small Intestinal Injury Induced By Nonsteroidal Anti-Inflammatory Drugs, Yong Zhou, Elizabeth J Dial, Rand Doyen, Lenard M Lichtenberger
Faculty, Staff and Student Publications
The injurious effect of nonsteroidal anti-inflammatory drugs (NSAIDs) in the small intestine was not appreciated until the widespread use of capsule endoscopy. Animal studies found that NSAID-induced small intestinal injury depends on the ability of these drugs to be secreted into the bile. Because the individual toxicity of amphiphilic bile acids and NSAIDs directly correlates with their interactions with phospholipid membranes, we propose that the presence of both NSAIDs and bile acids alters their individual physicochemical properties and enhances the disruptive effect on cell membranes and overall cytotoxicity. We utilized in vitro gastric AGS and intestinal IEC-6 cells and found …
Preoperative Drainage In Pancreatic Cancer., Eugene P Kennedy, Ernest L Rosato, Charles J Yeo
Preoperative Drainage In Pancreatic Cancer., Eugene P Kennedy, Ernest L Rosato, Charles J Yeo
Department of Surgery Faculty Papers
Van der Gaag et al. conclude that preoperative biliary drainage in patients undergoing surgery for cancer of the head of the pancreas increases complications. Previous studies have shown that stenting is associated with a doubling in the risk of wound infection and an overall slightly increased risk of any complication.
Alcohol And Arrhythmias: A Comprehensive Review., Anil George, Vincent M. Figueredo, M.D.
Alcohol And Arrhythmias: A Comprehensive Review., Anil George, Vincent M. Figueredo, M.D.
Division of Cardiology Faculty Papers
The use of alcohol as a social lubricant has been ubiquitous in human societies since ancient times. It has also long been recognized that alcohol produces undesirable cardiovascular effects, especially when imbibed in excess. Numerous investigators have noted a causal relationship between alcohol and arrhythmias, as well as sudden cardiac death. We have undertaken a comprehensive review of the literature on alcohol as a potential trigger for arrhythmias. We have reviewed the major epidemiological studies undertaken on this subject. We have also explored pathophysiological mechanisms that drive the arrythmogenic effects of alcohol. In conclusion, although there is definite proof in …
Omega-3 Fatty Acids: Potential Role In The Management Of Early Alzheimer's Disease, Gregory A. Jicha, William R. Markesbery
Omega-3 Fatty Acids: Potential Role In The Management Of Early Alzheimer's Disease, Gregory A. Jicha, William R. Markesbery
Sanders-Brown Center on Aging Faculty Publications
Omega-3 fatty acids are essential for brain growth and development. They play an important role throughout life, as critical modulators of neuronal function and regulation of oxidative stress mechanisms, in brain health and disease. Docosahexanoic acid (DHA), the major omega-3 fatty acid found in neurons, has taken on a central role as a target for therapeutic intervention in Alzheimer's disease (AD). A plethora of in vitro, animal model, and human data, gathered over the past decade, highlight the important role DHA may play in the development of a variety of neurological and psychiatric disorders, including AD. Cross sectional and prospective …